PROCEEDINGS 



OF THE 



CALIFORNIA ACADEMY OF SCIENCES. 



Third Series. 

 Zoology. Vol. I, No. 9. 



The Gordiacea of Certain American 



Collections, with Particular Reference 



to the North American Fauna. 



1 1. 



BY 

 THOMAS H. MONTGOMERY, JR., PH.D., 



Lectitrer in Zoology, University of Pennsylvania. 



With Two Plates. 

 Issued October iz, 1898. 



SAN FRANCISCO: 



Published by the Academy. 



1898. 



